Add space before messsage in byte compiler warnings

According to the GNU coding standards (info "(standards) Errors"):
> If you want to mention the column number, use one of these formats:
>      SOURCE-FILE-NAME:LINENO:COLUMN: MESSAGE
>      SOURCE-FILE-NAME:LINENO.COLUMN: MESSAGE

* lisp/emacs-lisp/bytecomp.el (byte-compile-warning-prefix): Add space
before message in byte compiler warnings to comply with the GNU coding
standards.  (Bug#18969)

1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/emacs-lisp/bytecomp.el b/lisp/emacs-lisp/bytecomp.el
index 20c0fc32fa8..234ee34f477 100644
--- a/lisp/emacs-lisp/bytecomp.el
+++ b/lisp/emacs-lisp/bytecomp.el
@@ -1202,7 +1202,7 @@ message buffer `default-directory'."
                             byte-compile-last-warned-form))))
       (insert (format "\nIn %s:\n" form)))
     (when level
-      (insert (format "%s%s" file pos))))
+      (insert (format "%s%s " file pos))))
   (setq byte-compile-last-logged-file byte-compile-current-file
         byte-compile-last-warned-form byte-compile-current-form)
   entry)